The pump rotor N 73111 is a precision-engineered rotating component designed for right-hand rotation in the Sulzer ASL25 engine’s pump system. Responsible for generating stable flow and pressure, this rotor ensures efficient fluid transfer under continuous operation. Manufactured with tight dimensional tolerances and balanced geometry, it minimizes vibration, reduces internal losses, and supports smooth pump performance. Its robust construction and wear-resistant surfaces contribute to long service life, reliable operation, and consistent system efficiency in demanding marine and industrial environments.
The tie rod with code 11.01295-0278.E is a high-strength structural component used to clamp and stabilize major engine assemblies in the MAN L21/31 engine, such as the cylinder block and crankcase. Designed to withstand extreme tensile loads, temperature variations, and vibration, the tie rod ensures uniform load distribution and structural rigidity throughout the engine. Its precise manufacturing and robust material properties are crucial for maintaining alignment, preventing distortion, and supporting safe, long-term operation in demanding marine and power generation environments.
The seal ring with code 06.56190-0739-1.0 plays an essential role in ensuring leak-free operation within the MAN L21/31 engine’s fluid systems. Typically used in oil, fuel, or cooling circuits, this precision-manufactured ring provides a tight, resilient seal that compensates for thermal expansion and mechanical movement. Its durable material composition resists wear, pressure, and chemical exposure, contributing to reduced maintenance requirements and sustained engine reliability during continuous operation.
The gasket with code 06.56936-2355.0 is a critical sealing component in the MAN L21/31 engine, designed to prevent leakage of oil, fuel, coolant, or combustion gases between mating surfaces. Manufactured from high-quality, heat- and pressure-resistant materials, this gasket ensures reliable sealing even under severe thermal cycling and vibration. Proper gasket performance is essential for maintaining system pressure, protecting internal components, and ensuring long-term engine efficiency and operational safety in marine and stationary power applications.
The valve H 43606 is a functional control component within the Sulzer ASL25 engine, responsible for regulating fluid or pressure flow in designated engine systems. Designed for dependable operation under continuous load, pressure fluctuations, and thermal stress, this valve ensures stable system behavior and protects downstream components from irregular flow conditions. Its robust construction and precision-machined internals provide accurate response, reduced wear, and long-term reliability, making H 43606 an important contributor to safe and efficient engine operation.
The O-ring H 40070 is a vital sealing element used throughout the Sulzer ASL25 engine to ensure leak-free connections in fluid and pressure systems. Engineered to maintain elasticity and sealing performance under varying pressures, temperatures, and vibration levels, this O-ring prevents leakage of oil or other working fluids and protects internal components from contamination. Its application-optimized material and precise dimensional control support long service life, reliable sealing, and consistent performance in demanding marine and industrial operating environments.
The fake shell H 51302 is a precision-machined auxiliary component used in the Sulzer ASL25 engine for assembly, alignment, or testing purposes within bearing or housing arrangements. Designed to replicate the geometry and fit of an operational shell without performing a load-bearing function, it allows accurate setup, measurement, and verification during maintenance or overhaul procedures. Manufactured to tight dimensional tolerances, this fake shell supports safe handling of critical components, reduces the risk of damage during installation, and contributes to efficient, repeatable service work on the engine.
Cylindrical pins with code EN1P1228 are essential alignment and locating elements used throughout the MAN L21/31 engine assembly. These precision-machined pins ensure accurate positioning of components such as bearing caps, housings, covers, and structural parts during assembly and maintenance. Made from hardened steel, they provide high shear strength and excellent wear resistance, enabling repeatable disassembly and reassembly without loss of alignment. Their role is critical for maintaining geometric accuracy, minimizing stress concentrations, and supporting the long-term mechanical stability of the engine.
The guide bearing cap, code 11.01254-0169-1.E, is a variant designed to meet specific installation or revision requirements within the MAN L21/31 engine. Functionally identical in purpose to other guide bearing caps, it plays a crucial role in fixing and stabilizing bearing or guide components, ensuring precise positioning and consistent clearances. Its robust construction allows it to withstand cyclic loads, thermal expansion, and engine vibrations, helping preserve crankshaft alignment and overall mechanical integrity during long-term operation.
The guide bearing cap with code 11.01254-0169.A is a precision structural component in the MAN L21/31 engine, designed to secure and support guide or bearing elements within the crankcase assembly. Its primary function is to maintain accurate alignment of rotating or guiding components, ensuring stable operation under high mechanical loads. Manufactured to tight tolerances and from high-strength materials, this bearing cap contributes to reduced vibration, controlled load distribution, and long-term reliability of the engine’s bearing system, particularly in continuous-duty marine and power generation applications.